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Thread Tools | Display Modes |
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10-31-2020, 05:30 PM
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#1 |
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Member
Join Date: Dec 2014
City & State: Nederland
My Country: Zwolle
Line Voltage: 220VAC 50Hz
I'm a: Knowledge Seeker
Posts: 95
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Hp la-d704
Hello gays
I have an HP 15 with mainboard LA-D704 is not turn on at all. 19v in is present Acok is 3,3v Acdet is 2.5v ADP_ID is 1.75v EC_ACIN is 3.2V VCIN0_PH is 2,7v EC_RST# is 3.25V in the schematic it should give EC_ON to start the 5/3v always to start all the section but it not giving this signal unfortunately this line is not shorted to ground i have replace the i\O and the charging IC and 5/3v no change. i thing i have one missing signal on i/o chip if any one can give an idea to solve the problem. it is an HP 15-ay094nd reflash the bios also no change, if any one have an EC dump i can try to reflash it maybe will help.  When insert the battery is charging and it light orange. Thanks. any idea Last edited by bakre; 10-31-2020 at 05:37 PM.. |
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11-01-2020, 12:28 AM
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#2 |
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Badcaps Veteran
Join Date: Jun 2015
City & State: siliguri
My Country: india
Line Voltage: 220vac,60hz
I'm a: Professional Tech
Posts: 4,441
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Re: Hp la-d704
Check your dc jack or better replace it.
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11-01-2020, 05:59 PM
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#3 |
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Member
Join Date: Dec 2014
City & State: Nederland
My Country: Zwolle
Line Voltage: 220VAC 50Hz
I'm a: Knowledge Seeker
Posts: 95
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Re: Hp la-d704
Thanks for answer
The problem solve with reprogram the i\o chip |
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